package com.michale.common.utils.Date;

import io.swagger.annotations.ApiOperation;
import org.apache.commons.lang3.time.DateFormatUtils;

import java.lang.management.ManagementFactory;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.time.*;
import java.util.Date;

/**
 * @author Michale
 * @apiNote 日期转换工具类
 */
public class DateUtils extends org.apache.commons.lang3.time.DateUtils {
    public static String YYYY = "yyyy";

    public static String YYYY_MM = "yyyy-MM";

    public static String YYYY_MM_DD = "yyyy-MM-dd";

    public static String YYYYMMDDHHMMSS = "yyyyMMddHHmmss";

    public static String YYYY_MM_DD_HH_MM_SS = "yyyy-MM-dd HH:mm:ss";

    private static final String[] parsePatterns = {
            "yyyy-MM-dd", "yyyy-MM-dd HH:mm:ss", "yyyy-MM-dd HH:mm", "yyyy-MM",
            "yyyy/MM/dd", "yyyy/MM/dd HH:mm:ss", "yyyy/MM/dd HH:mm", "yyyy/MM",
            "yyyy.MM.dd", "yyyy.MM.dd HH:mm:ss", "yyyy.MM.dd HH:mm", "yyyy.MM"};


    @ApiOperation(value = "获取当前Date型日期", notes = "Sat Aug 27 01:06:51 CST 2022")
    public static Date getNowDate() {
        return new Date();
    }

    @ApiOperation(value = "获取当前日期", notes = "2022-08-27")
    public static String getDate() {
        return dateTimeNow(YYYY_MM_DD);
    }

    @ApiOperation(value = "获取详细的日期时间", notes = "2022-08-27 10:55:15")
    public static String getTime() {
        return dateTimeNow(YYYY_MM_DD_HH_MM_SS);
    }

    @ApiOperation(value = "获取详细的日期时间", notes = "20220827110541")
    public static String dateTimeNow() {
        return dateTimeNow(YYYYMMDDHHMMSS);
    }

    public static  String dateTime(final Date date) {
        return parseDateToStr(YYYY_MM_DD, date);
    }

    @ApiOperation(value = "获取指定格式的时间", notes = "2022-08-27")
    public static  String dateTimeNow(final String format) {
        return parseDateToStr(format, new Date());
    }

    @ApiOperation(value = "日期路径", notes = "2022/08/27")
    public static  String datePath() {
        Date now = new Date();
        return DateFormatUtils.format(now, "yyyy/MM/dd");
    }

    @ApiOperation(value = "日期路径", notes = "20220827")
    public static  String dateTime() {
        Date now = new Date();
        return DateFormatUtils.format(now, "yyyyMMdd");
    }

    @ApiOperation(value = "日期型字符串转化为日期 格式", notes = "Sat Aug 27 00:00:00 CST 2022")
    public static Date parseDate(Object str) {
        if (str.toString() == null) {
            return null;
        }
        try {
            return parseDate(str.toString(), parsePatterns);
        } catch (ParseException e) {
            return null;
        }
    }

    @ApiOperation(value = "获取服务器启动时间", notes = "Sat Aug 27 00:00:00 CST 2022")
    public static Date getServerStartDate() {
        long time = ManagementFactory.getRuntimeMXBean().getStartTime();
        return new Date(time);
    }

    @ApiOperation(value = "计算相差天数", notes = "8766")
    public static int differentDaysByMillisecond(Date date1, Date date2) {
        return Math.abs((int) ((date2.getTime() - date1.getTime()) / (1000 * 3600 * 24)));
    }

    @ApiOperation(value = "计算两个时间差", notes = "8766天1小时38分钟")
    public static String getDatePoor(Date endDate, Date nowDate) {
        long nd = 1000 * 24 * 60 * 60;
        long nh = 1000 * 60 * 60;
        long nm = 1000 * 60;
        // long ns = 1000;
        // 获得两个时间的毫秒时间差异
        long diff = endDate.getTime() - nowDate.getTime();
        // 计算差多少天
        long day = diff / nd;
        // 计算差多少小时
        long hour = diff % nd / nh;
        // 计算差多少分钟
        long min = diff % nd % nh / nm;
        // 计算差多少秒//输出结果
        // long sec = diff % nd % nh % nm / ns;
        return day + "天" + hour + "小时" + min + "分钟";
    }


    public static Date toDate(LocalDateTime temporalAccessor) {
        ZonedDateTime zdt = temporalAccessor.atZone(ZoneId.systemDefault());
        return Date.from(zdt.toInstant());
    }


    public static Date toDate(LocalDate temporalAccessor) {
        LocalDateTime localDateTime = LocalDateTime.of(temporalAccessor, LocalTime.of(0, 0, 0));
        ZonedDateTime zdt = localDateTime.atZone(ZoneId.systemDefault());
        return Date.from(zdt.toInstant());
    }

    public static  String parseDateToStr(final String format, final Date date) {
        return new SimpleDateFormat(format).format(date);
    }

    public static  Date dateTime(final String format, final String ts) {
        try {
            return new SimpleDateFormat(format).parse(ts);
        } catch (ParseException e) {
            throw new RuntimeException(e);
        }
    }
}
